| Type |  Book |
| ชื่อเรื่อง | Safety health and security in wastewater systems / prepared by the Safety, Health, and Security in Wastewater Systems Task Force of the Water Environment Federation |
| ISBN | 0071780939 (hbk.) |
| | 9780071780933 |
| | 9780071780933 (hbk.) |
| พิมพลักษณ์ | Alexandria, Va. : WEF Press ;New York : McGraw-Hill, 2012, c2013 |
| | New York : McGraw-Hill Professional : McGraw-Hill [distributor], 2012 |
| ครั้งที่พิมพ์ | 6th ed |
| รูปเล่ม | xxxiii, 437 p. : ill. ; 24 cm |
| หัวเรื่อง | Sewage --Purification [] |
| | Waste Water |
| | Sewage disposal plants --Safety measures [] |
| | Sewage --Purification --Safety regulations [] |